.customContainer{
    width: 16%;
    position: fixed;
    left: 0;
    top: 0;
    bottom: 0;
    background: #ffffff;
    border-right: 1px solid #ddd;
    overflow-x: hidden;
}
.customContainerScroll{
    position: relative;
    width: 100%;
    height: 100%;
    overflow-x: hidden;
}
.pdf-wrapper{
    position: fixed;
    top: 0;
    right: 0;
    left: 16%;
    bottom: 0;
}